<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script type="text/javascript">
			function f2(){
				alert("奥i铺规划局【俄国人怕额光荣时代互换吧不能");
			}
		</script>
		<script src="a.js">
			
		</script>
	</head>
	<body>
		<input type="button" value="按钮1" onclick="alert('123')"/>
		<input type="button" value="按钮2" onclick="f2()"/>
		<input type="button" value="按钮3" onclick="f3()"/>
		<form action=""></form>
		
	</body>
</html>